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Blues / Rock / Jazz · A# / B♭

12-Bar Blues in A#

The defining form of the blues — a 12-bar cycle using I, IV, and V chords. The foundation of blues, rock and roll, and early jazz.

Chords in A# 12-Bar Blues

IBb
IVEb
IBb
VF
IVEb
IBb
VF

Hear 12-Bar Blues in A#

12-Bar Blues in All 12 Keys

CC – F – C – G – F – C – GC#D♭Db – Gb – Db – Ab – Gb – Db – AbDD – G – D – A – G – D – AD#E♭Eb – Ab – Eb – Bb – Ab – Eb – BbEE – A – E – B – A – E – BFF – Bb – F – C – Bb – F – CF#G♭F# – B – F# – C# – B – F# – C#GG – C – G – D – C – G – DG#A♭Ab – Db – Ab – Eb – Db – Ab – EbAA – D – A – E – D – A – EA#B♭Bb – Eb – Bb – F – Eb – Bb – FBB – E – B – F# – E – B – F#

Other Progressions in A#

I-IV-V-IBb – Eb – F – BbI-V-vi-IVBb – F – Gm – Ebii-V-ICm – F – BbI-vi-IV-VBb – Gm – Eb – FIV-I-V-viEb – Bb – F – GmI-III-IV-VBb – D – Eb – F

Related Progressions

I-IV-V-I in A#Bb – Eb – F – BbI-V-vi-IV in A#Bb – F – Gm – EbI-vi-IV-V in A#Bb – Gm – Eb – FIV-I-V-vi in A#Eb – Bb – F – Gm

12-Bar Blues in A# / B♭

The 12-Bar Blues progression in the key of A# uses the chords Bb, Eb, Bb, F, Eb, Bb, F. These correspond to the I, IV, I, V, IV, I, V degrees of the A# major scale.

The defining form of the blues — a 12-bar cycle using I, IV, and V chords. The foundation of blues, rock and roll, and early jazz. In A#, this progression has a characteristic sound shaped by the tonal colour of the A# root — also written as B♭ — common in blues / rock / jazz. Practise hearing it until the sequence feels inevitable rather than surprising.